20235218916

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{687431}}^1$

素因数の和:687672

約数の個数: 48

約数和(自身を含む): 51738882048

約数和(自身を除く): 31503663132

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 223, 446, 669, 892, 1338, 2453, 2676, 4906, 7359, 9812, 14718, 29436, 687431, 1374862, 2062293, 2749724, 4124586, 7561741, 8249172, 15123482, 22685223, 30246964, 45370446, 90740892, 153297113, 306594226, 459891339, 613188452, 919782678, 1686268243, 1839565356, 3372536486, 5058804729, 6745072972, 10117609458, 20235218916]

約数ペア:

[(1, 20235218916), (2, 10117609458), (3, 6745072972), (4, 5058804729), (6, 3372536486), (11, 1839565356), (12, 1686268243), (22, 919782678), (33, 613188452), (44, 459891339), (66, 306594226), (132, 153297113), (223, 90740892), (446, 45370446), (669, 30246964), (892, 22685223), (1338, 15123482), (2453, 8249172), (2676, 7561741), (4906, 4124586), (7359, 2749724), (9812, 2062293), (14718, 1374862), (29436, 687431)]